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Excellent products & superior support

At Dekko Window Systems, we supply an extensive range of high-quality windows and doors to customers across the UK.  Whatever your installation requirements, we have the perfect products for you.  We use PVCu, aluminium, and composite materials to offer our customers the best possible product choice.  Whether you’re involved in a period property renovation or a new build project, Dekko can help.

The Make It Yours logo

Stand out from the crowd with our range of tailored marketing materials.  ‘Make it yours’ helps installers to promote their product range to their customers.  We offer access to a wealth of marketing materials to help your business to succeed.

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Make It Yours custom brochure design


Energy Saving Calculator

One of the most cost effective ways of saving energy is by replacing poorly insulated windows, and at Dekko, all our PVC windows are made with high-quality Deceuninck profile, which offers excellent thermal insulation. Try the easy to use Deceuninck Energy Saving Calculator to work out how much money and CO2 you could save in the years ahead.

Try the Deceuninck Energy Calculator here…

Dekko at the fit show

Take a tour of our Fit Show stand where you can view our incredible range of flush sash windows, composite entrance doors and our french & patio doors that we had on display.

The Fit Show is currently over, but if you would like to talk to a member of our team then contact us today.

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Timber look Residence 9 window with traditional Monkey Tail Handle

Expertly crafted quality products you can rely on

At Dekko Windows, we are proud of our reputation for supplying high-quality products.  Every door, such as the Solidor composite door, aluminium sliding doors and window we supply has been rigorously tested to ensure you only get the best products every time.  Manufactured by us at our Lancashire factory, by fabricating our own products we can oversee the entire process to guarantee consistent quality.

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Scale Up Awards 2020 Finalist
Infinity logo
Make it yours logo
Deceuninck logo
Residence collection

Nationwide delivery in the UK

From our state-of-the-art factory in Lancashire, our products are transported to installers across the UK. We strive to meet all delivery deadlines to ensure our customers are never delayed. They stock an extensive range of PVCu and ancillary products to give installers easy and convenient access to all the necessary hardware.

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